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Frank J. Sordello
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Los Gatos, CA, US
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last 30 patents
Information
Patent Grant
Method for testing components of a magnetic storage system
Patent number
4,796,109
Issue date
Jan 3, 1989
Unisys Corp.
Frank J. Sordello
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for measuring timing asymmetry in a magnetic storage system
Patent number
4,612,586
Issue date
Sep 16, 1986
Memorex Corporation
Frank J. Sordello
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk accessing circuitry
Patent number
4,581,664
Issue date
Apr 8, 1986
Memorex Corporation
Frank J. Sordello
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and apparatus for locating a movable servo controlled member...
Patent number
4,285,015
Issue date
Aug 18, 1981
Sperry Corporation
Andrew M. Rose
G11 - INFORMATION STORAGE
Information
Patent Grant
Sectorized data path following servo system
Patent number
4,188,646
Issue date
Feb 12, 1980
Sperry Rand Corporation
Frank J. Sordello
G11 - INFORMATION STORAGE
Information
Patent Grant
Self-regulating electronic tachometer
Patent number
4,184,108
Issue date
Jan 15, 1980
Sperry Rand Corporation
Frank J. Sordello
G05 - CONTROLLING REGULATING
Information
Patent Grant
System for recording and reading back data on a recording media
Patent number
4,122,501
Issue date
Oct 24, 1978
Sperry Rand Corporation
Frank J. Sordello
G11 - INFORMATION STORAGE
Information
Patent Grant
Servo system with feedback signal compensation
Patent number
4,051,423
Issue date
Sep 27, 1977
Sperry Rand Corporation
James J. Touchton
G05 - CONTROLLING REGULATING
Information
Patent Grant
Coarse and fine control for position servo
Patent number
4,006,394
Issue date
Feb 1, 1977
Information Storage Systems, Inc.
John Cuda
G05 - CONTROLLING REGULATING
Information
Patent Grant
Sinusoidal oscillator with electronically variable frequency
Patent number
4,003,000
Issue date
Jan 11, 1977
Sperry Rand Corporation
Frank J. Sordello
H03 - BASIC ELECTRONIC CIRCUITRY